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Australian Mint

Mentha australis

Also called River Mint, Native River Mint

Australian Mint
Photo: Cobi Calyx, CC BY 4.0

Australian Mint (Mentha australis) is a native mint of eastern Australia that grows along waterways and in damp ground. It thrives in moist soil or near water and spreads by runners.

Family
Lamiaceae (Mint family)
Light
Full sun, Part shade
Water
Keep soil consistently moist; it tolerates wet banks and shallow water.
Soil
Moist, fertile loam or rich garden soil; tolerates clay.
Temperature
10–30 °C; frost-tender in cold climates, so protect below about 0 °C.
How easy
Easy
Safety
Toxic to cats and dogs (ASPCA).
Edible
Yes, some parts
Native range
Australia
Climate
subtropical

About

Mentha australis is known by the common names of river mint, native mint, native peppermint, and Australian mint. It is a mint species within the genus Mentha.

It is a native of eastern Australia, occurring in every state and territory except Western Australia. It is also naturalized on the North Island of New Zealand.

Other Mentha plants

Water mint · Wild mint · Hioi · Mentha gattefossei · Mentha grandiflora · Mentha japonica · Mentha micrantha · Peppermint · Pennyroyal · Mint · Mentha royleana · Spearmint

Text excerpted from the Wikipedia article Mentha australis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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